A surprising 18 mile excursion down the Colne River Valley, through the rural hinterlands of Hillingdon and back though South Oxhey, much of this off-road.
START: Watford Cycle Hub, Chaffinch Lane, Watford, WD18 9QD.
ROUTE PASSES: Rickmansworth; Harefield; Ruislip; Northwood Hills; South Oxhey.
TAKES IN: Grand Union Canal; Ebury Way; Bayhurst Country Park.
For full details of this route and to download the GPS file and cue sheet see RideWithGPS